module.exports = function (hljs) {
  var VERSION = 'HTTP/[0-9\\.]+'
  return {
    aliases: ['https'],
    illegal: '\\S',
    contains: [
      {
        begin: '^' + VERSION,
        end: '$',
        contains: [{ className: 'number', begin: '\\b\\d{3}\\b' }]
      },
      {
        begin: '^[A-Z]+ (.*?) ' + VERSION + '$',
        returnBegin: true,
        end: '$',
        contains: [
          {
            className: 'string',
            begin: ' ',
            end: ' ',
            excludeBegin: true,
            excludeEnd: true
          },
          {
            begin: VERSION
          },
          {
            className: 'keyword',
            begin: '[A-Z]+'
          }
        ]
      },
      {
        className: 'attribute',
        begin: '^\\w',
        end: ': ',
        excludeEnd: true,
        illegal: '\\n|\\s|=',
        starts: { end: '$', relevance: 0 }
      },
      {
        begin: '\\n\\n',
        starts: { subLanguage: [], endsWithParent: true }
      }
    ]
  }
}
